Inventor: Kardos, Joshua H., Dirr, Michael A.
Inventor: Torn, Douglas I.
Inventor: Lee, Robert Edward
Inventor: Timmermans, Wilhelmus, Timmermans-Peters, Wilhelmina
Inventor: Head, William A., Head, Robert H.
Inventor: Dirr, Michael A.
Inventor: Fairweather, Christopher
Inventor: Barendse, Nicolaas Wilhelmus Jozef Maria
Inventor: Berry, James Bryan
Inventor: Berry, James Bryan
Inventor: Berry, James Bryan
Inventor: Berry, James Bryan
Inventor: Van Antwerp, Jim
Inventor: Hunt, Marilyn, Wadsworth, deceased, Grady
Inventor: Ahrens, Melvin O.